A boy and a girl are sitting on the porch.
"I'm a boy," says the child with black hair.
"I'm a girl," says the child with red hair.
If at least one of them is lying, who is which?

A network of 20 x 10 squares is given to you.

Can you calculate how many unique squares and rectangles can be formed combining two or more individual squares ?

Why are televisions attracted to people?

You want to boil a two-minute egg. If you only have a three-minute timer (hourglass), a four-minute timer and a five-minute timer, how can you boil the egg for only two minutes?

Can you spot the man between the coffee bean in the picture below ?

I’m tall when I’m young, and I’m short when I’m old. What am I?

Find the next number in the sequence

1, 2, 6, 21, 88, __?

What can jump higher than a building?

Two batsman each on 94 runs. Seven runs needed to win in last 3 balls. Both make 100*. How?

Can you name some countries which do not have the alphabet 'A' in them?